39328640

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1$

素因数の和:224

約数の個数: 128

約数和(自身を含む): 105386400

約数和(自身を除く): 66057760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 32, 40, 52, 58, 64, 65, 80, 104, 116, 128, 130, 145, 160, 163, 208, 232, 260, 290, 320, 326, 377, 416, 464, 520, 580, 640, 652, 754, 815, 832, 928, 1040, 1160, 1304, 1508, 1630, 1664, 1856, 1885, 2080, 2119, 2320, 2608, 3016, 3260, 3712, 3770, 4160, 4238, 4640, 4727, 5216, 6032, 6520, 7540, 8320, 8476, 9280, 9454, 10432, 10595, 12064, 13040, 15080, 16952, 18560, 18908, 20864, 21190, 23635, 24128, 26080, 30160, 33904, 37816, 42380, 47270, 48256, 52160, 60320, 61451, 67808, 75632, 84760, 94540, 104320, 120640, 122902, 135616, 151264, 169520, 189080, 241280, 245804, 271232, 302528, 307255, 339040, 378160, 491608, 605056, 614510, 678080, 756320, 983216, 1229020, 1356160, 1512640, 1966432, 2458040, 3025280, 3932864, 4916080, 7865728, 9832160, 19664320, 39328640]

約数ペア:

[(1, 39328640), (2, 19664320), (4, 9832160), (5, 7865728), (8, 4916080), (10, 3932864), (13, 3025280), (16, 2458040), (20, 1966432), (26, 1512640), (29, 1356160), (32, 1229020), (40, 983216), (52, 756320), (58, 678080), (64, 614510), (65, 605056), (80, 491608), (104, 378160), (116, 339040), (128, 307255), (130, 302528), (145, 271232), (160, 245804), (163, 241280), (208, 189080), (232, 169520), (260, 151264), (290, 135616), (320, 122902), (326, 120640), (377, 104320), (416, 94540), (464, 84760), (520, 75632), (580, 67808), (640, 61451), (652, 60320), (754, 52160), (815, 48256), (832, 47270), (928, 42380), (1040, 37816), (1160, 33904), (1304, 30160), (1508, 26080), (1630, 24128), (1664, 23635), (1856, 21190), (1885, 20864), (2080, 18908), (2119, 18560), (2320, 16952), (2608, 15080), (3016, 13040), (3260, 12064), (3712, 10595), (3770, 10432), (4160, 9454), (4238, 9280), (4640, 8476), (4727, 8320), (5216, 7540), (6032, 6520)]